问题
解答题
|
答案
(1)854-3234÷33,
=854-98,
=756;
(2)1.5×(7.02-4.8)+6.67,
=1.5×2.22+6.67,
=3.33+6.67,
=10;
(3)
×12 35
÷5 8
,2 7
=
×3 14
,7 2
=
;3 4
(4)
×7 13
+12 17
÷6 13
,17 12
=
×7 13
+12 17
×6 13
,12 17
=(
+7 13
)×6 13
,12 17
=1×
,12 17
=
.12 17